国家有贤德之士而不任用,不是贤德之士的过失,而应该是拥有这个国家的君主的羞耻。
You must not think that what is hard for you to master is humanly impossible; and if it is humanly possible, consider it to be within your reach.
所有尘世的存在最终都必须被包含在一本书中。